Home / 767,698.28-1,059,417.71-423,548.71

Finding the Fourth Proportional to 767,698.28, 1,059,417.71 and 423,548.71

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Solution

The fourth proportional to 767,698.28, 1,059,417.71 and 423,548.71 is: 584,493.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,698.28 : 1,059,417.71 = 423,548.71 : x
  2. Step 2: Convert to fraction form
    767,698.28/1,059,417.71 = 423,548.71/x
  3. Step 3: Cross multiply
    767,698.28x = 1,059,417.71 × 423,548.71
  4. Step 4: Simplify right side
    767,698.28x = 448,715,006,011.33
  5. Step 5: Solve for x
    x = 448,715,006,011.33/767,698.28
  6. Step 6: Final answer
    x = 584,493.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.